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    <title>2023人工智能发展趋势与应用场景探索 - 社交发现</title>
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        /* 导航栏样式 */
        .navbar {
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            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
        }
        
        .logo {
            font-weight: 700;
            font-size: 1.5rem;
            color: #2c6ecb;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        
        .logo i {
            font-size: 1.75rem;
        }
        
        .nav-link {
            color: #666;
            font-weight: 500;
            margin: 0 0.5rem;
            transition: all 0.2s ease;
        }
        
        .nav-link:hover, .nav-link.active {
            color: #2c6ecb;
        }
        
        .user-avatar {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            object-fit: cover;
        }
        
        /* 主内容区 */
        .main-container {
            padding: 2rem 0;
        }
        
        /* 专题头部样式 */
        .topic-header {
            background-color: white;
            border-radius: 12px;
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
            overflow: hidden;
            margin-bottom: 1.5rem;
        }
        
        .topic-banner {
            height: 240px;
            width: 100%;
            object-fit: cover;
            background: linear-gradient(135deg, #2c6ecb 0%, #1a4b8c 100%);
            position: relative;
        }
        
        .topic-banner img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.85;
        }
        
        .topic-banner-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 2rem;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
            color: white;
        }
        
        .topic-banner-title {
            font-size: 2rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }
        
        .topic-meta {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            font-size: 0.95rem;
        }
        
        .topic-meta-item {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        
        .topic-actions {
            display: flex;
            gap: 1rem;
        }
        
        .topic-content {
            padding: 2rem;
        }
        
        .topic-header-content {
            display: flex;
            gap: 2rem;
            margin-bottom: 1.5rem;
        }
        
        .topic-info {
            flex: 1;
        }
        
        .topic-description {
            font-size: 1.05rem;
            line-height: 1.7;
            color: #444;
            margin-bottom: 1.5rem;
        }
        
        .topic-meta-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 2rem;
            margin-bottom: 1.5rem;
        }
        
        .topic-stat {
            display: flex;
            flex-direction: column;
        }
        
        .stat-value {
            font-size: 1.5rem;
            font-weight: 700;
            color: #2c6ecb;
        }
        
        .stat-label {
            font-size: 0.9rem;
            color: #666;
        }
        
        .topic-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.75rem;
            margin-bottom: 1.5rem;
        }
        
        .topic-tag {
            background-color: #eef2fa;
            color: #2c6ecb;
            padding: 0.35rem 0.85rem;
            border-radius: 20px;
            font-size: 0.9rem;
            text-decoration: none;
            transition: all 0.2s ease;
        }
        
        .topic-tag:hover {
            background-color: #dce7f7;
            color: #1a4b8c;
        }
        
        .topic-sidebar {
            width: 280px;
            flex-shrink: 0;
        }
        
        .topic-creator {
            background-color: #f9fafb;
            border-radius: 8px;
            padding: 1.25rem;
            margin-bottom: 1.5rem;
        }
        
        .creator-header {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1rem;
        }
        
        .creator-avatar {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            object-fit: cover;
        }
        
        .creator-name {
            font-weight: 600;
            font-size: 1.1rem;
            margin-bottom: 0.25rem;
        }
        
        .creator-role {
            font-size: 0.85rem;
            color: #666;
        }
        
        .creator-bio {
            font-size: 0.95rem;
            color: #555;
            margin-bottom: 1rem;
            line-height: 1.6;
        }
        
        /* 标签页样式 */
        .topic-tabs {
            background-color: white;
            border-radius: 12px;
            box-shadow: 0 2px 15px rgba(0, 0, 0, 0.05);
            overflow: hidden;
        }
        
        .nav-tabs {
            border-bottom: 1px solid #e0e0e0;
            padding: 0 1.5rem;
            background-color: #f9fafb;
        }
        
        .nav-tabs .nav-item {
            margin-bottom: 0;
        }
        
        .nav-tabs .nav-link {
            color: #666;
            font-weight: 500;
            padding: 1.25rem 1.5rem;
            border: none;
            border-bottom: 3px solid transparent;
            border-radius: 0;
            transition: all 0.2s ease;
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        .nav-tabs .nav-link:hover {
            color: #2c6ecb;
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            background-color: transparent;
            font-weight: 600;
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        .tab-content {
            padding: 1.5rem;
        }
        
        /* 列表项通用样式 */
        .list-items {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        
        .list-item {
            background-color: white;
            border-radius: 8px;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
            padding: 1.25rem;
            transition: all 0.2s ease;
            text-decoration: none;
            color: inherit;
            display: flex;
            gap: 1.25rem;
        }
        
        .list-item:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.07);
            color: inherit;
        }
        
        .item-image {
            width: 100px;
            height: 100px;
            border-radius: 6px;
            object-fit: cover;
            flex-shrink: 0;
        }
        
        .item-content {
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        
        .item-header {
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            margin-bottom: 0.5rem;
        }
        
        .item-title {
            font-weight: 600;
            font-size: 1.15rem;
            margin: 0 0 0.5rem 0;
            line-height: 1.4;
        }
        
        .item-meta {
            display: flex;
            align-items: center;
            gap: 1rem;
            font-size: 0.85rem;
            color: #666;
            margin-top: auto;
        }
        
        .item-meta-item {
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }
        
        .item-excerpt {
            color: #555;
            font-size: 0.95rem;
            line-height: 1.6;
            margin-bottom: 0.75rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        
        /* 相册样式 */
        .album-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 1rem;
        }
        
        .album-item {
            border-radius: 8px;
            overflow: hidden;
            position: relative;
            aspect-ratio: 1;
            cursor: pointer;
        }
        
        .album-item img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: all 0.3s ease;
        }
        
        .album-item:hover img {
            transform: scale(1.05);
        }
        
        .album-item-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
            color: white;
            padding: 1rem 0.75rem 0.75rem;
            opacity: 0;
            transition: all 0.3s ease;
        }
        
        .album-item:hover .album-item-overlay {
            opacity: 1;
        }
        
        .album-item-title {
            font-size: 0.95rem;
            font-weight: 600;
            margin-bottom: 0.25rem;
        }
        
        .album-item-meta {
            font-size: 0.8rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        
        /* 动态样式 */
        .activity-item {
            background-color: white;
            border-radius: 8px;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
            padding: 1.25rem;
            margin-bottom: 1rem;
        }
        
        .activity-header {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-bottom: 1rem;
        }
        
        .activity-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            object-fit: cover;
        }
        
        .activity-user {
            flex: 1;
        }
        
        .activity-username {
            font-weight: 600;
            margin-bottom: 0.15rem;
        }
        
        .activity-time {
            font-size: 0.85rem;
            color: #666;
        }
        
        .activity-content {
            margin-bottom: 1rem;
            line-height: 1.6;
        }
        
        .activity-images {
            display: flex;
            gap: 0.5rem;
            margin-bottom: 1rem;
            border-radius: 6px;
            overflow: hidden;
        }
        
        .activity-images img {
            height: 100px;
            width: 100px;
            object-fit: cover;
        }
        
        .activity-actions {
            display: flex;
            gap: 1.5rem;
            padding-top: 0.75rem;
            border-top: 1px solid #f0f0f0;
        }
        
        .activity-action {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            color: #666;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all 0.2s ease;
        }
        
        .activity-action:hover {
            color: #2c6ecb;
        }
        
        /* 问答样式 */
        .question-item {
            background-color: white;
            border-radius: 8px;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
            padding: 1.25rem;
            margin-bottom: 1rem;
            transition: all 0.2s ease;
        }
        
        .question-item:hover {
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.07);
        }
        
        .question-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 1rem;
        }
        
        .question-title {
            font-weight: 600;
            font-size: 1.15rem;
            margin: 0;
            color: #2c6ecb;
            text-decoration: none;
        }
        
        .question-title:hover {
            text-decoration: underline;
        }
        
        .question-meta {
            display: flex;
            align-items: center;
            gap: 1rem;
            font-size: 0.85rem;
            color: #666;
        }
        
        .question-stats {
            display: flex;
            align-items: center;
            gap: 1rem;
            font-size: 0.9rem;
            color: #666;
            padding-top: 1rem;
            border-top: 1px solid #f0f0f0;
        }
        
        .question-stat {
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }
        
        /* 服务、招聘、求职样式 */
        .service-item, .job-item {
            display: flex;
            gap: 1.5rem;
            padding: 1.25rem;
            background-color: white;
            border-radius: 8px;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
            margin-bottom: 1rem;
            transition: all 0.2s ease;
            text-decoration: none;
            color: inherit;
        }
        
        .service-item:hover, .job-item:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.07);
            color: inherit;
        }
        
        .service-icon, .job-icon {
            width: 64px;
            height: 64px;
            border-radius: 8px;
            background-color: #eef2fa;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #2c6ecb;
            font-size: 1.5rem;
            flex-shrink: 0;
        }
        
        .service-content, .job-content {
            flex: 1;
        }
        
        .service-title, .job-title {
            font-weight: 600;
            font-size: 1.15rem;
            margin: 0 0 0.5rem 0;
        }
        
        .service-description, .job-description {
            color: #555;
            font-size: 0.95rem;
            line-height: 1.6;
            margin-bottom: 0.75rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        
        .service-meta, .job-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            font-size: 0.85rem;
            color: #666;
        }
        
        .service-meta-item, .job-meta-item {
            display: flex;
            align-items: center;
            gap: 0.25rem;
        }
        
        .job-type {
            display: inline-block;
            font-size: 0.8rem;
            padding: 0.2rem 0.6rem;
            border-radius: 4px;
            margin-right: 0.5rem;
        }
        
        .job-type.fulltime {
            background-color: #e6f4ea;
            color: #10b981;
        }
        
        .job-type.parttime {
            background-color: #fff3cd;
            color: #f59e0b;
        }
        
        /* 分页样式 */
        .pagination-container {
            display: flex;
            justify-content: center;
            margin-top: 2rem;
        }
        
        .pagination {
            display: flex;
            gap: 0.5rem;
        }
        
        .page-btn {
            width: 36px;
            height: 36px;
            border-radius: 6px;
            border: 1px solid #e0e0e0;
            background-color: white;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #666;
            transition: all 0.2s ease;
            cursor: pointer;
        }
        
        .page-btn:hover {
            border-color: #2c6ecb;
            color: #2c6ecb;
        }
        
        .page-btn.active {
            background-color: #2c6ecb;
            color: white;
            border-color: #2c6ecb;
        }
        
        .page-btn.disabled {
            opacity: 0.5;
            cursor: not-allowed;
        }
        
        /* 响应式调整 */
        @media (max-width: 992px) {
            .topic-header-content {
                flex-direction: column;
                gap: 1.5rem;
            }
            
            .topic-sidebar {
                width: 100%;
            }
            
            .album-grid {
                grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
            }
        }
        
        @media (max-width: 768px) {
            .topic-banner {
                height: 180px;
            }
            
            .topic-banner-title {
                font-size: 1.5rem;
            }
            
            .topic-actions {
                flex-wrap: wrap;
            }
            
            .nav-tabs .nav-link {
                padding: 1rem 0.75rem;
                font-size: 0.9rem;
            }
            
            .list-item {
                flex-direction: column;
            }
            
            .item-image {
                width: 100%;
                height: 160px;
            }
            
            .album-grid {
                grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
            }
        }
        
        @media (max-width: 576px) {
            .navbar-nav {
                gap: 0.5rem;
            }
            
            .topic-content {
                padding: 1.25rem;
            }
            
            .topic-meta {
                flex-wrap: wrap;
                gap: 1rem 1.5rem;
            }
            
            .topic-meta-stats {
                gap: 1rem 2rem;
            }
            
            .nav-tabs {
                padding: 0;
                overflow-x: auto;
                white-space: nowrap;
            }
            
            .service-item, .job-item {
                flex-direction: column;
            }
            
            .service-icon, .job-icon {
                width: 48px;
                height: 48px;
                font-size: 1.25rem;
            }
        }
    </style>
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            <!-- 专题头部 -->
            <div class="topic-header">
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                    <img src="https://picsum.photos/id/1/1920/600" alt="人工智能发展趋势专题封面图">
                    <div class="topic-banner-overlay">
                        <h1 class="topic-banner-title">2023人工智能发展趋势与应用场景探索</h1>
                        <div class="d-flex justify-content-between align-items-center">
                            <div class="topic-meta">
                                <div class="topic-meta-item">
                                    <i class="fas fa-user"></i>
                                    <span>李教授</span>
                                </div>
                                <div class="topic-meta-item">
                                    <i class="fas fa-calendar"></i>
                                    <span>发布于 2023-05-15</span>
                                </div>
                                <div class="topic-meta-item">
                                    <i class="fas fa-folder"></i>
                                    <span>科技</span>
                                </div>
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                <div class="topic-content">
                    <div class="topic-header-content">
                        <div class="topic-info">
                            <p class="topic-description">
                                本专题深入探讨人工智能技术的最新发展趋势，分析在医疗、金融、教育等领域的创新应用，以及未来可能的发展方向。通过专家解读、案例分析和前沿资讯，帮助读者全面了解人工智能产业生态和技术演进路径，把握AI时代的机遇与挑战。
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                                    <span class="stat-value">3.2k</span>
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                                    <span class="stat-value">45</span>
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                                    <span class="stat-value">1.8k</span>
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                            <div class="topic-tags">
                                <a href="#" class="topic-tag">人工智能</a>
                                <a href="#" class="topic-tag">机器学习</a>
                                <a href="#" class="topic-tag">深度学习</a>
                                <a href="#" class="topic-tag">AI应用</a>
                                <a href="#" class="topic-tag">技术趋势</a>
                                <a href="#" class="topic-tag">大模型</a>
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                        <div class="topic-sidebar">
                            <div class="topic-creator">
                                <div class="creator-header">
                                    <img src="https://picsum.photos/id/1012/64/64" alt="李教授头像" class="creator-avatar">
                                    <div>
                                        <div class="creator-name">李教授</div>
                                        <div class="creator-role">人工智能研究员</div>
                                    </div>
                                </div>
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                                    清华大学计算机系教授，人工智能实验室主任，从事AI研究20余年，发表学术论文100余篇，著有《人工智能：原理与实践》等著作。
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                                最近看到很多大模型都在比拼参数规模，从百亿到万亿级别，但参数规模真的是衡量模型能力的唯一标准吗？有没有研究表明参数规模与性能之间的具体关系？在实际应用中如何平衡模型大小和性能需求？
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                                我是一名计算机专业的本科生，对人工智能很感兴趣，但之前没有相关基础，想系统学习AI知识。请问应该从哪些课程开始学起？需要掌握哪些数学基础和编程技能？有哪些推荐的教材、在线课程或实践项目？
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                                我们是一家小型制造企业，想引入AI技术提升生产效率和质量检测水平，但预算有限，也没有专业的AI团队。请问有哪些适合中小企业的低成本AI解决方案？如何逐步实施AI转型而不影响现有业务？
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